“I’m deeply concerned about these upstart mining operations harassing Mexican spotted owls during breeding season and destroying some of their best habitat in central Arizona,” said Brett Hartl at the ...

A U.S. District Court judge dismissed all federal claims against Clark County in the long-running legal dispute over development on the privately-owned Blue Diamond Hill gypsum mine near Red Rock ...

a succulent found in southern Arizona, will receive protection as threatened under the Endangered Species Act. Bartram’s stonecrop is one of more than a dozen imperiled animals and plants threatened ...